Preventing Early Renal Loss in Diabetes (PERL) Study: A Randomized Double-Blinded Trial of Allopurinol-Rationale, Design, and Baseline Data. - Afkarian M; Polsky S; Parsa A; Aronson R; Caramori ML; Cherney DZ; Crandall JP; de Boer IH; Elliott TG; Galecki AT; Goldfine AB; Haw JS; et al. (Diabetes care, 2019)